MalwareRansomwareData ExfiltratedData EncryptedIDENTITY_BASICFINANCIAL_ACCOUNTLowContained
The Mather Group LLC
bd_2a7169609785dc40 · schema v1 · pii pii-v1
Full breach record for The Mather Group LLC →The Mather Group LLC disclosed a June 21, 2023 malware incident where unauthorized access led to data encryption and potential exfiltration. The breach impacted client names and financial account numbers. The company engaged forensic experts, notified the FBI, and offered 24 months of credit monitoring. No specific victim count was provided.
Vermont clock✗ VT AG >45 bday12 weeks discovery → filing
⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
This filing is one of 3 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- bd_3fb0edde15536813Montana State AGfiled 2023-09-14Candidate
- bd_c8317ee81c4eba6bMaine State AGfiled 2023-09-14Verified
Source provenance
- Source URL
- https://ago.vermont.gov/document/2023-09-14-mather-group-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Sep 14, 2023
- Raw hash
- 1c08ece8a3843c6cec81ab6303b3d5cbc1687364e5a43eae5767673787479bb5
Reporting entity
- Name
- The Mather Group LLCnorm: the mather
Victim entity
- Name
- The Mather Group LLCnorm: the mather
Incident
- Discovered
- Jun 21, 2023
- Materiality determined
- —
- Notification sent
- Sep 14, 2023
- Affected individuals
- Not disclosed
- Data types
- IDENTITY_BASICFINANCIAL_ACCOUNT
- Attack vector
- Ransomware
- MITRE ATT&CK
- T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
- Threat actor
- ExternalFinancial
- Regulator citations
- Notified the Federal Bureau of Investigation
Compliance
- Time to disclose
- 12 weeks(85 days from discovery to filing)
- Compliance flags
- VT AG >45 bday
- Discovery-date grounding
- unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.